From mboxrd@z Thu Jan 1 00:00:00 1970 From: "=?utf-8?B?WmhhbmcgSGFveXU=?=" Subject: =?utf-8?B?UmU6IFdpbmRvd3MgNyBWTSBCU09E?= Date: Thu, 4 Dec 2014 10:01:26 +0800 Message-ID: <201412041001259564871@sangfor.com> References: , <201412031825091988282@sangfor.com>, , , <201412031908412761735@sangfor.com>, , <1417606191.17426.10.camel@oscar>, <20141203113619.6193305.23969.1814@tetrioncapital.com>, <201412040924147043990@sangfor.com>, , Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: "=?utf-8?B?VmFkaW0gUm96ZW5mZWxk?=" , "=?utf-8?B?a3Zt?=" , "=?utf-8?B?aW1hbW1lZG8=?=" To: "=?utf-8?B?VGhvbWFzIExhdQ==?=" Return-path: Received: from [202.131.75.66] ([202.131.75.66]:60624 "EHLO mail.sangfor.cn" rhost-flags-FAIL-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1751093AbaLDCBf (ORCPT ); Wed, 3 Dec 2014 21:01:35 -0500 Sender: kvm-owner@vger.kernel.org List-ID: >I just confirmed that vapic is causing win7 stuck. > You'd better try the commit fc57ac2c9ca :-) >On Thu, Dec 4, 2014 at 9:34 AM, Thomas Lau wrote: >> Hi, >> >> I don't want to recompile stuff, does it matter to have hv_vapic on at all? >> >> On Thu, Dec 4, 2014 at 9:24 AM, Zhang Haoyu wrote: >>>> Oh I see, >>>> >>>> So 101 BSOD problem is well known? Can't find any document mention about 101 BSOD online. >>>> >>>> I tried to use hv_ other options but Win7 can't boot up properly and stucked at starting Windows screen. >>>> >>> Could you confirm that the stuck was caused by vhich hv feature? >>> The commit fc57ac2c9ca can resolve a stuck caused by hv_vapic which I encountered before. >>> https://git.kernel.org/cgit/virt/kvm/kvm.git/commit/arch/x86/kvm/lapic.c?id=fc57ac2c9ca8109ea97fcc594f4be436944230cc >>> >>>> Sent from my BlackBerry 10 smartphone. >>>> Original Message >>>> From: Vadim Rozenfeld >>>> Sent: Wednesday, 3 December, 2014 7:30 PM >>>> To: Thomas Lau >>>> Cc: Zhang Haoyu; kvm; imammedo >>>> Subject: Re: Windows 7 VM BSOD >>>> >>>> If you run WS2008(R2) or Win7 - always turn on relaxed timing. Otherwise >>>> it's just a matter of time when you hit 101 BOSD. >>>> Bugcheck 78 is quite rare one. What is your setup, and how easy it's >>>> reproducible? >>>> >>>> Best regards, >>>> Vadim. >>>> >>>> On Wed, 2014-12-03 at 19:13 +0800, Thomas Lau wrote: >>>> > "it works on your side" meaning that you had such issue but afterwards >>>> > it's all fixed by apply hv_relaxed ? >>>> > >>>> > On Wed, Dec 3, 2014 at 7:08 PM, Zhang Haoyu wrote: >>>> > >> https://bugzilla.redhat.com/show_bug.cgi?id=893857 >>>> > >> >>>> > >> In fact I am doing testing now, but are we fixing one problem and >>>> > >> introduce other problem?! >>>> > >> >>>> > > I'm not sure about this, but it works on my side, >>>> > > I think BSOD(error:0x00000078) has been fixed, >>>> > > please show your environment. >>>> > > >>>> > > Thanks, >>>> > > Zhang Haoyu >>>> > >> On Wed, Dec 3, 2014 at 6:36 PM, Thomas Lau wrote: >>>> > >> > Hi, >>>> > >> > >>>> > >> > How do I know if my qemu-kvm version support this? >>>> > >> > >>>> > >> > On Wed, Dec 3, 2014 at 6:25 PM, Zhang Haoyu wrote: >>>> > >> >>> Hi All, >>>> > >> >>> >>>> > >> >>> I am running 3.13.0-24-generic kernel on Ubuntu 14, Windows 7 VM >>>> > >> >>> installation was fine, but it does random reboot by itself, the error >>>> > >> >>> code is 0x00000101, does anyone know how to fix this? >>>> > >> >> Could you try hv_relaxed, like "-cpu kvm64,hv_relaxed". >>>> > >> >> >>>> > >> >> Thanks, >>>> > >> >> Zhang Haoyu >> >> >> >> -- >> Thomas Lau >> Director of Infrastructure >> Tetrion Capital Limited >> >> Direct: +852-3976-8903 >> Mobile: +852-9323-9670 >> Address: 20/F, IFC 1, Central district, Hong Kong